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Why Were 2023 and 2024 So Hot?

Union of Concerned Scientists

The year 2023 was by far the warmest in Earths recorded history, and perhaps in the past 100,000 years , shattering the previous record set in 2016 by 0.27C (0.49F). According to recent data from NOAAs National Center for Environmental Information, 2024 is likely to be even warmer than 2023. But why were 2023 and 2024 so warm?

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DEP Invites Comments On A Proposed Declaration Of An Exceptional Air Pollution Event Due To 2023 Wildfire Smoke Impacts

PA Environment Daily

EPA has specific guidance on declaration of Exceptional Events for events caused by natural or uncontrollable events, like wildfires and the handling of air quality data from those events. Report Harrisburg Area’s Air Quality Is Among Worst On East Coast -- TribLive: American Lung Assn. The deadline for comments is May 28.

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The definitive CO2/CH4 comparison post

Real Climate

The radiative forcing from these changes in concentrations can be easily calculated using standard formulas (from Etminan et al, 2016 which supersede the slightly simpler ones from IPCC TAR), as about 2 W/m 2 for the CO 2 change and 0.65 W/m 2 for CH 4. That implies you need a sustained reduction of 0.8 Highwood, and K.P.

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Oil Refineries: A Deadly Industry

Union of Concerned Scientists

Since global and local pollutants are often byproducts of the same activities, mitigation policies for global warming emissions have the potential to simultaneously mitigate local air pollution 2. One good example of the nexus between global warming and local pollution is ground-level ozone. Bermix Studio/Unsplash PM2.5:

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Ethylene Oxide: New Interactive Map Shows Communities Impacted by Cancer-Causing Chemical

Union of Concerned Scientists

While the US US Environmental Protection Agency (EPA) has known that ethylene oxide is a carcinogen since 2016, the agency currently does not account for these cancer risks in regulations for facilities that use ethylene oxide. Children are especially at risk of harm from breathing ethylene oxide.

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Indoor vs. Outdoor Air Quality: What's Worse + Why | BreezoMeter

Breezometer

Human bodies don’t care whether they're exposed to air pollution indoors or while we’re taking a walk outside. For this reason, more scientists and businesses are now focusing on the relationship between outdoor and indoor air pollution. What Is Indoor Air Pollution? It all has a health impact.

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DEP: PA Fracking Operations Sent Nearly 236,000 Cubic Feet Of Radioactive TENORM Waste To Low-Level Radioactive Waste Facilities For Disposal In 2021 - 811,070 since 2016

PA Environment Daily

From 2016 to 2021, a total of 811,070 cubic feet of TENORM waste was sent to low-level radioactive facilities for disposal, while all the other industries combined in the four states sent 1,272,003 cubic feet of LLRW.

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